The Department of Homeland Security and several tech giants are teaming up to launch a nationwide volunteer program that will put tech pros in K-12 classrooms to make the younger generation aware of dangers on the Internet.

Oracle (ORCL) gobbled up Sun Microsystems (JAVA) for $7.4 billion Monday, boldly swooping in to take advantage after IBM dropped its bid to buy one of high-tech's best-known and most-troubled companies.